A quick Internet search will reveal a variety of different intake manifolds for the LS. Back in 2015, Richard Holdener completed a test with no less than 20 different intake configurations forHOT ROD.

In the September issue of GM High-Tech Performance, we dealt with the short block, heads and valvetrain of More Performance's 427-inch LS6. We saw how More Performance's boss Mike Osucha went through ...